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setup.exe

Alexey Kurilenko

This is a WebPick installer that bundles (with very minimal user consent) a number of adware browser extensions using the JustPlug.it browser framework. The application setup.exe, “Installer for Puresafe” by Alexey Kurilenko has been detected as adware by 1 anti-malware scanner with very strong indications that the file is a potential threat. The program is a setup application that uses the WebPick InstalleRex (Tarma) installer. The file has been seen being downloaded from flv.hs3dmr.com. While running, it connects to the Internet address r1.stylezip.info on port 80 using the HTTP protocol.
Publisher:
Puresafe  (signed by Alexey Kurilenko)

Product:
Puresafe

Description:
Installer for Puresafe

Version:
2014.3.26.1709

MD5:
f63824c6f65b99a6ce400f22706b3f41

SHA-1:
eb943d5928322fe3e61e5928845fa11fdb8de002

SHA-256:
9adc59bde1dc19b46c92b4c05269407fede0baec80779e9ef3f3b9e9ab89119e

Scanner detections:
1 / 68

Status:
Adware

Explanation:
Uses Web-Pick's 'File Product', an Installer which wraps various products and downloads and installs it silently through the process, hosted on TusFiles.

Analysis date:
11/2/2024 11:20:55 AM UTC  (today)

Scan engine
Detection
Engine version

Reason Heuristics
Adware.WebPick.Installer (M)
16.2.11.9

File size:
316.1 KB (323,680 bytes)

Product version:
1.0.0.3

Copyright:
Copyright © 2014 Puresafe

Original file name:
TSULoader.exe

File type:
Executable application (Win32 EXE)

Installer:
WebPick InstalleRex (Tarma)

Language:
Language Neutral

Common path:
C:\users\{user}\downloads\setup.exe

Digital Signature
Signed by:
Alexey Kurilenko

Authority:
COMODO CA Limited

Valid from:
7/18/2013 7:00:00 PM

Valid to:
7/19/2014 6:59:59 PM

Subject:
CN=Alexey Kurilenko, O=Alexey Kurilenko, STREET="Str. Sums'ka, 28", L=Kharkiv, S=Kharkivska, PostalCode=61057, C=UA

Issuer:
CN=COMODO Code Signing CA 2, O=COMODO CA Limited, L=Salford, S=Greater Manchester, C=GB

Serial number:
00EC26735E2AD490D07645FA7A606FA1EE

File PE Metadata
Compilation timestamp:
3/12/2013 3:51:45 AM

OS version:
4.0

OS bitness:
Win32

Subsystem:
Windows GUI

Linker version:
8.0

CTPH (ssdeep):
6144:Kr+bUzkuvcBYC47l2xUa0nvmas+8gGxvzbLxS8YXsypuewKmiv:KrXkuveY3z+U83tbLpmsgh/v

Entry address:
0x14DB

Entry point:
55, 8B, EC, 81, EC, 2C, 06, 00, 00, 53, 56, 33, DB, 57, 66, 89, 9D, DC, FB, FF, FF, 89, 5D, F4, 89, 5D, FC, FF, 15, 74, 30, 40, 00, A3, 08, 44, 40, 00, FF, 15, 70, 30, 40, 00, 8B, F8, 8D, 45, EC, 50, FF, 15, 6C, 30, 40, 00, FF, 15, 68, 30, 40, 00, 8B, F0, F7, D6, 33, F7, FF, 15, 64, 30, 40, 00, 33, F0, 8B, 45, F0, 33, 45, EC, 68, 04, 01, 00, 00, 33, F0, 8D, 85, D4, F9, FF, FF, 50, 53, FF, 15, 60, 30, 40, 00, 85, C0, 75, 41, FF, 15, 5C, 30, 40, 00, 83, F8, 78, 75, 1A, 68, A8, 32, 40, 00, E8, 43, FB, FF, FF...
 
[+]

Entropy:
7.9546

Developed / compiled with:
Microsoft Visual C++

Code size:
7.5 KB (7,680 bytes)

The file setup.exe has been seen being distributed by the following URL.

http://flv.hs3dmr.com/aff_c?offer_id=44&aff_id=1002&url_id=68&aff_sub=1879830108

The executing file has been seen to make the following network communications in live environments.

TCP (HTTP):
Connects to r1.stylezip.info  (54.186.255.26:80)

TCP (HTTP):
Connects to c1.stylezip.info  (54.186.255.26:80)

 
http://c1.stylezip.info/?step_id=1&installer_id=65698278&publisher_id=569&source_id=0&page_id=0&country_code=US&locale=US&browser_id=4&download_id=197094834&external_id=0&session_id=394189668&hardware_id=459887946&installer_file_name=setup+(11)

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